attendant vs ensuant

attendant is a noun but ensuant is not a noun.

Word	Noun	Adjective	Verb	Adverb
attendant	Yes	Yes	No	No
ensuant	No	Yes	No	No

As adjectives, attendant and ensuant are synonyms defined as:

Other synonyms of attendant include accompanying, collateral, concomitant, consequent, incidental, resultant, sequent.

attendant (noun)	ensuant (noun)
an event or situation that happens at the same time as or in connection with another
someone who waits on or tends to or attends to the needs of another
a person who is present and participates in a meeting

attendant (adjective)	ensuant (adjective)
being present (at a meeting or event, etc.)	occurring with or following as a consequence
occurring with or following as a consequence